#include <stdio.h>
#include <string.h>
 
typedef struct Books
{
	   char  title[50];
	      char  author[50];
	         char  subject[100];
		    int   book_id;
} Book;
 
int main( )
{
	   Book book;
	    
	      strcpy( book.title, "C 教程");
	         strcpy( book.author, "Leo"); 
		    strcpy( book.subject, "编程语言");
		       book.book_id = 12345;
		        
		          printf( "书标题 : %s\n", book.title);
			     printf( "书作者 : %s\n", book.author);
			        printf( "书类目 : %s\n", book.subject);
				   printf( "书 ID : %d\n", book.book_id);
				    
				      return 0;
}
